Home / 5,120,319,787,338.10-7,680,931,195,890-1,444,629,313,266.90

Finding the Fourth Proportional to 5,120,319,787,338.10, 7,680,931,195,890 and 1,444,629,313,266.90

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Solution

The fourth proportional to 5,120,319,787,338.10, 7,680,931,195,890 and 1,444,629,313,266.90 is: 2,167,071,358,747.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,319,787,338.10 : 7,680,931,195,890 = 1,444,629,313,266.90 : x
  2. Step 2: Convert to fraction form
    5,120,319,787,338.10/7,680,931,195,890 = 1,444,629,313,266.90/x
  3. Step 3: Cross multiply
    5,120,319,787,338.10x = 7,680,931,195,890 × 1,444,629,313,266.90
  4. Step 4: Simplify right side
    5,120,319,787,338.10x = 11,096,098,358,768,878,990,917,632
  5. Step 5: Solve for x
    x = 11,096,098,358,768,878,990,917,632/5,120,319,787,338.10
  6. Step 6: Final answer
    x = 2,167,071,358,747.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.